package iwpl.teky.sample.servelet;

import iwpl.teky.sample.daos.CategoriesDAO;
import iwpl.teky.sample.entities.Categories;
import iwpl.teky.sample.entitymanagerhelper.EntityManagerHelper;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class MyControl extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public MyControl() {
		super();
	}

	public static void ExecuteControl(String Control, Categories Cate)
	{
		//TODO add code here
		CategoriesDAO dao = new CategoriesDAO();
		
		if(Control == "Save")
		{
			EntityManagerHelper.beginTransaction();
			dao.save(Cate);
			EntityManagerHelper.commit();
		}
		
		if(Control == "Update")
		{
			EntityManagerHelper.beginTransaction();
			dao.update(Cate);
			EntityManagerHelper.commit();
		}
		
		if(Control == "Delete")
		{
			EntityManagerHelper.beginTransaction();
			dao.delete(Cate);
			EntityManagerHelper.commit();
		}
	}
	
	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		/*response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		out
				.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
		out.println("<HTML>");
		out.println("  <HEAD><TITLE>A Servlet</TITLE></HEAD>");
		out.println("  <BODY>");
		out.print("    This is ");
		out.print(this.getClass());
		out.println(", using the GET method");
		out.println("  </BODY>");
		out.println("</HTML>");
		out.flush();
		out.close();*/
		
		doProcess(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		/*response.setContentType("text/html");
		PrintWriter out = response.getWriter();
		out
				.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
		out.println("<HTML>");
		out.println("  <HEAD><TITLE>A Servlet</TITLE></HEAD>");
		out.println("  <BODY>");
		out.print("    This is ");
		out.print(this.getClass());
		out.println(", using the POST method");
		out.println("  </BODY>");
		out.println("</HTML>");
		out.flush();
		out.close();*/
		
		doProcess(request, response);
	}

	/**
	 * 
	 * This method is called by a doPost or doGet methods
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doProcess(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException
	{
		Categories Cate = new Categories();
		String sStatusInsert = request.getParameter("BtnInsert");
		String sCateName = request.getParameter("TxtCateName");
		
		String sStatus = request.getParameter("CboStatus");
		String sStatusDelete = request.getParameter("delete");
		
		String sUpdate = request.getParameter("update");
		String sStatusUpdate = request.getParameter("BtnUpdate");
		
		String sID = request.getParameter("hiddenid");
		
		if(sStatus==null)
			Cate.setStatus(false);
		else if(sStatus.toLowerCase().equals("on"))
			Cate.setStatus(true);
		
		if(sStatusInsert != null)
		{
			Cate.setCategoryName(sCateName);
			
			
			ExecuteControl("Save", Cate);
			// After run command, return main page
			response.sendRedirect("/SampleJPAOnNews/ManageCate.jsp");
		}
		
		if(sStatusDelete != null)
		{	
			Cate.setCategoryId(Integer.parseInt(sStatusDelete));
			ExecuteControl("Delete", Cate);
			// After run command, return main page
			response.sendRedirect("/SampleJPAOnNews/ManageCate.jsp");
		}
		
		if (sStatusUpdate != null)
		{	
			Cate.setCategoryId(Integer.parseInt(sID));
			Cate.setCategoryName(sCateName);
			
			ExecuteControl("Update", Cate);
			// After run command, return main page
			response.sendRedirect("/SampleJPAOnNews/ManageCate.jsp");
		}
	}

	/**
	 * Initialization of the servlet. <br>
	 * 
	 * @throws ServletException
	 *             if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}
